April 16th-24th is National Park Week, which means you can visit any National Park for free. Here is a schedule of events from the National Park Service.

Please notice that April 16th is National Junior Ranger Day, you can rest assured that this guy will be taking part!

April 16–24: Visit for free!Throughout National Park Week in 2016, every national park will give you free admission!

April 16: National Junior Ranger DayExplore, Learn, Protect! Kids can take part in fun programs and earn a junior ranger badge or become a Centennial Junior Ranger.

April 22: Earth DayOn Earth Day, if you want to roll up your sleeves and pitch in with a project, look for a park where you can help out.

April 23: National Park InstameetJoin an InstaMeet in a park. Gather in a designated place at a specific time to take photos and short videos to post on Instagram (and other social media) with the same hashtag: #FindYourParkInstaMeet, #FindYourPark, #EncuentraTuParque, #NPS100